3827790

Information

• Patent Grant
• 3827790

• References
• Source

• Patent Number

  3,827,790

• Date Filed

  Not available

• Date Issued

  Tuesday, August 6, 1974
  50 years ago

• CPC

  • G02C3/003 - Arrangements for fitting and securing to the head in the position of use
  • G02C11/00 - Non-optical adjuncts Attachment thereof
  • Y10T24/1371 - Eyeglass holder including retaining means
  • Y10T24/1397 - Article held by flexible connector [e.g., chain]
  • Y10T24/3933 - Swagged, deformable

• US Classifications

  • 351 - Optics: eye examining, vision testing and correcting
  • 024 - Buckles, buttons, clasps, etc.